Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
quang dung » quang trung, ung dung, cuong dung
ho chieu » theo chieu, hoc thieu, doi chieu
cua dong » chua dong, cua cong, cua dang
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh trung ((cua dong) or (quang dung)) cong tan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung ((cua dong) OR (quang dung)) cong tan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung ((cua dong) or (quang dung)) cong tan ((toan cau) or (toan cao))*.